Home / 163,032.32-224,997.64-90,442.37

Finding the Fourth Proportional to 163,032.32, 224,997.64 and 90,442.37

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Solution

The fourth proportional to 163,032.32, 224,997.64 and 90,442.37 is: 124,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,032.32 : 224,997.64 = 90,442.37 : x
  2. Step 2: Convert to fraction form
    163,032.32/224,997.64 = 90,442.37/x
  3. Step 3: Cross multiply
    163,032.32x = 224,997.64 × 90,442.37
  4. Step 4: Simplify right side
    163,032.32x = 20,349,320,142.40
  5. Step 5: Solve for x
    x = 20,349,320,142.40/163,032.32
  6. Step 6: Final answer
    x = 124,817.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.